<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
<script type="text/javascript" src="static/js/jquery-1.11.3.min.js"></script>
<script type="text/javascript">
	$(function(){
		$(".btn").click(function(){
			$.ajax( {
				type : "post",
				url : "test/get4.do",
				dataType : "text",
				success : function(data) {
					alert(data);
				},
				error : function() {
					alert("系统异常");
				}
			});
		});
	});
</script>
</head>
<body>
OK
<input type="button" value="点击我提交吧 " class="btn"/>
</body>
</html>